Gem #6: Oilspill Island
Unlocks: Boomer’s “Troll Bomb Boot” Ability
Proceed through the level until you reach this set of crystals.
Head left, smash the wooden gate, and head down the steps to the south to reach the water.
Using Gill Grunt, follow the pipe and swim clockwise to find a Soul Gem.
- Gem #1: Shatter Island
- Gem #2: Perilous Pastures
- Gem #3: Sky Schooner Docks
- Gem #4: Stormy Stronghold
- Gem #5: Oilspill Island
- Gem #6: Oilspill Island
- Gem #7: Dark Water Cove
- Gem #8: Dark Water Cove
- Gem #9: Leviathan Lagoon
- Gem #10: Crystal Eve Castle
- Gem #11: Stonetown
- Gem #12: Stonetown
- Gem #13: Treetop Terrace
- Gem #14: Falling Forest
- Gem #15: Troll Warehouse
- Gem #16: Goo Factory
- Gem #17: Battlefield
- Gem #18: Battlefield
- Gem #19: Crawling Catacombs
- Gem #20: Cadaverous Crypt
- Gem #21: Cadaverous Crypt
- Gem #22: Creepy Citadel
- Gem #23: Molekin Mine
- Gem #24: Molekin Mine
- Gem #25: Lava Lakes Railway
- Gem #26: Quicksilver Vault
- Gem #27: Arkeyan Armory
- Gem #28: Lair of Kaos